| 6. Round | 21/11/2020 | CD Laredo | - | Racing Santander | 0:0 | ||||
| 7. Round | 29/11/2020 | Club Portugalete | - | CD Laredo | 0:1 | ||||
| 8. Round | 05/12/2020 | CD Laredo | - | Athletic Club B | 2:2 | ||||
| 17. Round | 21/02/2021 | Racing Santander | - | CD Laredo | 3:1 | ||||
| 18. Round | 28/02/2021 | CD Laredo | - | Club Portugalete | 0:1 |
Spain